[DO-1519] some refactoring (!77)

Co-authored-by: Rustam Tagaev <rustam.tagaev@avroid.tech>
Reviewed-on: https://git.avroid.tech/DevOps/jenkins-pipelines/pulls/77

jobs-dsl/folders/Cloud.groovy

@@ -18,6 +18,16 @@ folder('Cloud/Deploy') {
     description('Deploy jobs')
 }
 
+folder('Cloud/Deploy/Backend') {
+    displayName('Deploy Backend')
+    description('Deploy Backend jobs')
+}
+
+folder('Cloud/Deploy/Frontend') {
+    displayName('Deploy Frontend')
+    description('Deploy Frontend jobs')
+}
+
 folder('Cloud/Automation') {
     displayName('Automation')
     description('Automation jobs')

jobs-dsl/jobs/Cloud/Deploy/Backend/msg_messenger_core_api_deploy.groovy

@@ -1,4 +1,4 @@
-pipelineJob('Cloud/Deploy/msg-messenger-core-api-deploy') {
+pipelineJob('Cloud/Deploy/Backend/msg-messenger-core-api-deploy') {
     logRotator {
         numToKeep(10)
         artifactNumToKeep(10)
@@ -81,7 +81,7 @@ return  imageVersions
                     branch('master')
                 }
             }
-            scriptPath('pipelines/Cloud/Deploy/msg-messenger-core-api-deploy.groovy')
+            scriptPath('pipelines/Cloud/Deploy/Backend/msg-messenger-core-api-deploy.groovy')
         }
     }
 }

jobs-dsl/jobs/Cloud/Deploy/Backend/openresty_deploy.groovy

@@ -1,4 +1,4 @@
-pipelineJob('Cloud/Deploy/openresty-deploy') {
+pipelineJob('Cloud/Deploy/Backend/openresty-deploy') {
     logRotator {
         numToKeep(10)
         artifactNumToKeep(10)
@@ -15,7 +15,7 @@ pipelineJob('Cloud/Deploy/openresty-deploy') {
                     branch('master')
                 }
             }
-            scriptPath('pipelines/Cloud/Deploy/openresty-deploy.groovy')
+            scriptPath('pipelines/Cloud/Deploy/Backend/openresty-deploy.groovy')
         }
     }